package wang.WeekReport.email;
import java.util.Date;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

/**
 * 发送邮件给多个接收者、抄送邮件
 */
public class MultiMailsender{
/**
* 以文本格式发送邮件 
* @param mailInfo 待发送的邮件的信息 
*/
public boolean sendTextMail(MultiMailSenderInfo mailInfo) { 
	// 判断是否需要身份认证 
	MyAuthenticator authenticator = null; 
	Properties pro = mailInfo.getProperties();
	if (mailInfo.isValidate()) { 
		// 如果需要身份认证，则创建一个密码验证器 
		authenticator = new MyAuthenticator(mailInfo.getUserName(), mailInfo.getPassword()); 
	}
	// 根据邮件会话属性和密码验证器构造一个发送邮件的session 
	Session sendMailSession = Session.getDefaultInstance(pro,authenticator); 
	try { 
		// 根据session创建一个邮件消息 
		Message mailMessage = new MimeMessage(sendMailSession); 
		// 创建邮件发送者地址 
		Address from = new InternetAddress(mailInfo.getFromAddress()); 
		// 设置邮件消息的发送者 
		mailMessage.setFrom(from); 
		// 创建邮件的接收者地址，并设置到邮件消息中 
		Address[] tos = null; 
		String[] receivers = mailInfo.getReceivers();
		if (receivers != null){
			// 为每个邮件接收者创建一个地址
			tos = new InternetAddress[receivers.length + 1];
			tos[0] = new InternetAddress(mailInfo.getToAddress());
			for (int i=0; i<receivers.length; i++){
				tos[i+1] = new InternetAddress(receivers[i]);
			}
		} else {
			tos = new InternetAddress[1];
			tos[0] = new InternetAddress(mailInfo.getToAddress());
		}
		// Message.RecipientType.TO属性表示接收者的类型为TO 
		mailMessage.setRecipients(Message.RecipientType.TO,tos); 
		// 设置邮件消息的主题 
		mailMessage.setSubject(mailInfo.getSubject()); 
		// 设置邮件消息发送的时间 
		mailMessage.setSentDate(new Date()); 
		// 设置邮件消息的主要内容 
		String mailContent = mailInfo.getContent(); 
		mailMessage.setText(mailContent); 
		// 发送邮件 
		Transport.send(mailMessage);
		return true; 
	} 
	catch (MessagingException ex) { 
		ex.printStackTrace(); 
	} 
	return false; 
} 
/**
* 发送邮件给多个接收者,以Html内容
* @param mailInfo    带发送邮件的信息
* @return
*/
public static boolean sendMailtoMultiReceiver(MultiMailSenderInfo mailInfo){
	MyAuthenticator authenticator = null;
	if (mailInfo.isValidate()) {
		authenticator = new MyAuthenticator(mailInfo.getUserName(),
		mailInfo.getPassword());
	}
	Session sendMailSession = Session.getInstance(mailInfo.getProperties(), authenticator);
	try {
		Message mailMessage = new MimeMessage(sendMailSession);
		// 创建邮件发送者地址
		Address from = new InternetAddress(mailInfo.getFromAddress());
		mailMessage.setFrom(from);
		// 创建邮件的接收者地址，并设置到邮件消息中
		Address[] tos = null;
		String[] receivers = mailInfo.getReceivers();
		if (receivers != null){
			// 为每个邮件接收者创建一个地址
			tos = new InternetAddress[receivers.length + 1];
			tos[0] = new InternetAddress(mailInfo.getToAddress());
			for (int i=0; i<receivers.length; i++){
				tos[i+1] = new InternetAddress(receivers[i]);
			}
		} else {
			tos = new InternetAddress[1];
			tos[0] = new InternetAddress(mailInfo.getToAddress());
		}
		// 将所有接收者地址都添加到邮件接收者属性中
		mailMessage.setRecipients(Message.RecipientType.TO, tos);
		mailMessage.setSubject(mailInfo.getSubject());
		mailMessage.setSentDate(new Date());
		// 设置邮件内容
		Multipart mainPart = new MimeMultipart();
		BodyPart html = new MimeBodyPart();
		html.setContent(mailInfo.getContent(), "text/html; charset=GBK");
		mainPart.addBodyPart(html);
		mailMessage.setContent(mainPart);
		// 发送邮件
		Transport.send(mailMessage);
		return true;
	} 
	catch (MessagingException ex) {
		ex.printStackTrace();
	}
	return false;
}

/**
* 发送带抄送的邮件
* @param mailInfo    待发送邮件的消息
* @return
*/
public static boolean sendMailtoMultiCC(MultiMailSenderInfo mailInfo){
	MyAuthenticator authenticator = null;
	if (mailInfo.isValidate()) {
		authenticator = new MyAuthenticator(mailInfo.getUserName(),
		mailInfo.getPassword());
	}
	Session sendMailSession = Session.getInstance(mailInfo.getProperties(), authenticator);
	try {
		Message mailMessage = new MimeMessage(sendMailSession);
		// 创建邮件发送者地址
		Address from = new InternetAddress(mailInfo.getFromAddress());
		mailMessage.setFrom(from);
		// 创建邮件的接收者地址，并设置到邮件消息中
		Address to = new InternetAddress(mailInfo.getToAddress());
		mailMessage.setRecipient(Message.RecipientType.TO, to);
		// 获取抄送者信息
		String[] ccs = mailInfo.getCcs();
		if (ccs != null){
			// 为每个邮件接收者创建一个地址
			Address[] ccAdresses = new InternetAddress[ccs.length];
			for (int i=0; i<ccs.length; i++){
				ccAdresses[i] = new InternetAddress(ccs[i]);
			}
			// 将抄送者信息设置到邮件信息中，注意类型为Message.RecipientType.CC
			mailMessage.setRecipients(Message.RecipientType.CC, ccAdresses);
		} 
		mailMessage.setSubject(mailInfo.getSubject());
		mailMessage.setSentDate(new Date());
		// 设置邮件内容
		Multipart mainPart = new MimeMultipart();
		BodyPart html = new MimeBodyPart();
		html.setContent(mailInfo.getContent(), "text/html; charset=GBK");
		mainPart.addBodyPart(html);
		mailMessage.setContent(mainPart);
		// 发送邮件
		Transport.send(mailMessage);
		return true;
	} 
	catch (MessagingException ex) {
		ex.printStackTrace();
	}
	return false;
}

	/**
	 * 发送多接收者类型邮件的基本信息
	 */
	public static class MultiMailSenderInfo extends MailSenderInfo{
		// 邮件的接收者，可以有多个
		private String[] receivers;
		// 邮件的抄送者，可以有多个
		private String[] ccs;
	
		public String[] getCcs() {
			return ccs;
		}
		public void setCcs(String[] ccs) {
			this.ccs = ccs;
		}
		public String[] getReceivers() {
			return receivers;
		}
		public void setReceivers(String[] receivers) {
			this.receivers = receivers;
		}
	}
}